Merge "FROMLIST: PM / devfreq: set min/max freq limit from freq table" into msm-4.9 (f89d94cd) · Commits · e / devices / android_kernel_fairphone_FP3

drivers/devfreq/devfreq.c

+24 −0

Original line number	Diff line number	Diff line
		@@ -69,6 +69,29 @@ static struct devfreq find_device_devfreq(struct device dev)
		return ERR_PTR(-ENODEV);
		}

		/**
		* devfreq_set_freq_limits() - Set min and max frequency from freq_table
		* @devfreq: the devfreq instance
		*/
		static void devfreq_set_freq_limits(struct devfreq *devfreq)
		{
		int idx;
		unsigned long min = ~0, max = 0;

		if (!devfreq->profile->freq_table)
		return;

		for (idx = 0; idx < devfreq->profile->max_state; idx++) {
		if (min > devfreq->profile->freq_table[idx])
		min = devfreq->profile->freq_table[idx];
		if (max < devfreq->profile->freq_table[idx])
		max = devfreq->profile->freq_table[idx];
		}

		devfreq->min_freq = min;
		devfreq->max_freq = max;
		}

		/**
		* devfreq_get_freq_level() - Lookup freq_table for the frequency
		* @devfreq: the devfreq instance
		@@ -569,6 +592,7 @@ struct devfreq devfreq_add_device(struct device dev,
		devfreq_set_freq_table(devfreq);
		mutex_lock(&devfreq->lock);
		}
		devfreq_set_freq_limits(devfreq);

		dev_set_name(&devfreq->dev, "%s", dev_name(dev));
		err = device_register(&devfreq->dev);